| 单词 |
supracoracoid |
| 释义 |
supracoracoid, n. and a. Zool.|s(j)uːprəˈkɒrəkɔɪd|
Also in L. form -coracoideus.
[f. supra- 1 c + coracoid a. and n.]
A. n. A muscle in some birds, amphibians, and reptiles which passes over the coracoid bone and is attached to the head of the humerus and to part of the sternum.
B. adj. Of, pertaining to, or designating the supracoracoid.
1933L. A. Adams Introd. Vertebrates iv. 86 (in figure) Supracoracoideus. 1949Saunders & Manton Man. Pract. Vertebr. Morphol. (ed. 2) ix. 88 The supracoracoideus muscle elevates the wing. 1956A. S. Romer Osteol. of Reptiles vii. 308 Beneath the anterior end of the glenoid is a supracoracoid foramen (or coracoid foramen), carrying..the supracoracoid nerve. 1974Andrew & Hickman Histol. Vertebr. vi. 107/2 The powerful muscles of flight (pectoral and supracoracoid) are centrally located on the sternum. 1979Nature 15 Mar. 247/2 It has been argued that the structure of the coracoid of Archaeopteryx would not have permitted the supracoracoideus muscle to function as a wing elevator. |
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